【Product Specifications】・Dim.-82 x 50 x 15mm・Window dim.-Dia. 20mm・Weight-120g・Operating pressure-3.0MPa・When coolant is collected or recharged, its flow can be observed.・This is for servicing; do not install it to a pipe permanently.・Refrigerant type…R410A・Connection dia.…5/16 male x5/16 female (Knurled)